DS2502+T&R

Product Overview

• Category: Integrated Circuit
• Use: Identification and Memory Device
• Characteristics: Nonvolatile, Programmable, Unique 64-Bit Serial Number
• Package: Tape & Reel
• Essence: Electronic Component for Identification and Data Storage
• Packaging/Quantity: 2500 Units per Reel

Specifications

• Memory Size: 1Kbit (128 Bytes)
• Communication Interface: 1-Wire® Protocol
• Operating Voltage: 2.8V to 6.0V
• Temperature Range: -40°C to +85°C
• Data Retention: Over 10 Years
• Write Endurance: Minimum 100,000 Cycles

Detailed Pin Configuration

The DS2502+T&R has a total of three pins:

1. VCC: Power Supply Input (2.8V to 6.0V)
2. GND: Ground Connection
3. DQ: 1-Wire® Communication Data Line

Functional Features

• Unique 64-bit serial number assigned during manufacturing
• Nonvolatile memory for storing user-defined data
• Can be programmed and read using the 1-Wire® protocol
• Low power consumption
• Compact size and easy integration into various electronic systems

Advantages and Disadvantages

Advantages

• High reliability and long data retention
• Simple and efficient communication protocol
• Wide operating voltage range allows compatibility with different systems
• Small form factor enables integration in space-constrained applications

Disadvantages

• Limited memory capacity compared to other storage devices
• Slower data transfer rate compared to some other communication protocols
• Vulnerable to physical damage due to its small size and exposed pins

Working Principles

The DS2502+T&R operates based on the 1-Wire® protocol, which allows communication and control of the device using a single data line. The unique 64-bit serial number serves as an identifier for the device, enabling its recognition in a network of connected devices. The nonvolatile memory can be programmed and read using specific commands sent through the data line.

Detailed Application Field Plans

The DS2502+T&R finds applications in various fields, including:

1. Asset Tracking: The unique serial number helps in tracking and managing assets efficiently.
2. Authentication Systems: The device can be used for secure identification and authentication purposes.
3. Data Logging: Its nonvolatile memory makes it suitable for storing data logs in environmental monitoring systems.
4. Product Counterfeiting Prevention: The unique serial number can be used to verify the authenticity of products.

Detailed and Complete Alternative Models

1. DS2401: Similar 1-Wire® electronic component with a unique 48-bit serial number.
2. DS2431: Higher capacity 1-Wire® EEPROM with 1024 bits of memory.
3. DS28E05: 1-Wire® SHA-1 Coprocessor with 112 bytes of user-programmable EEPROM.

(Note: These alternative models are provided for reference and may have different specifications and features.)

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